The initial idea and concept development for the film 'Everything Everywhere All at Once' began as the Daniels (directors Daniel Kwan and Daniel Scheinert) started working on the script and story.
Principal photography for the film took place, involving shooting the various complex sequences and multiverse scenes.
The film underwent editing, visual effects integration, and scoring to finalize the project.
The film received critical acclaim and multiple awards, including Oscars, recognizing its impact and success.